Home / 16,781.23-25,171.44-6,913.68

Finding the Fourth Proportional to 16,781.23, 25,171.44 and 6,913.68

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Solution

The fourth proportional to 16,781.23, 25,171.44 and 6,913.68 is: 10,370.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,781.23 : 25,171.44 = 6,913.68 : x
  2. Step 2: Convert to fraction form
    16,781.23/25,171.44 = 6,913.68/x
  3. Step 3: Cross multiply
    16,781.23x = 25,171.44 × 6,913.68
  4. Step 4: Simplify right side
    16,781.23x = 174,027,281.30
  5. Step 5: Solve for x
    x = 174,027,281.30/16,781.23
  6. Step 6: Final answer
    x = 10,370.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.